Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface, showing our new design; and,

FIG. 2 is a perspective view of the design of FIG. 1, as shown on a refrigeration unit environment.

The rectangular line surrounding the area with indicia in FIGS. 1 and 2 illustrates a portion of a display screen, while all other broken lines inside of this rectangle illustrate elements of a graphical user interface. The broken lines outside of this rectangle in FIGS. 1 and 2 illustrate portions of the article. All broken lines form no part of the claim design. 

CLAIM We claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 